[REN-BGP-stats-all] IPv4 R&E Routing Table Report - KREONet2 (R&E) view

REN Routing Table Report cscora at bgp.nsrc.org
Sun Sep 22 20:16:51 UTC 2024


IPv4 R&E Routing Table Report   20:15 GMT Sun 22 Sep, 2024

  IPv4 BGP Table (R&E) as seen at KREONet2.

Report Website:     https://bgp.nsrc.org/REN
Detailed Analysis:  https://bgp.nsrc.org/REN/KREONet2/

Analysis Summary
----------------

BGP routing table entries examined:                              241565
    Prefixes after maximum aggregation (per Origin AS):          107421
    Deaggregation factor:                                          2.25
    Unique aggregates announced (without unneeded subnets):      127614
    Number of IPv4 prefixes with a valid ROA:                    101985
    Number of IPv4 prefixes with an invalid ROA:                     26
    Number of IPv4 prefixes with no ROA:                         139554
Total ASes present in the Internet Routing Table:                 19948
    Prefixes per ASN:                                             12.11
Origin-only ASes present in the Internet Routing Table:           17201
Origin ASes announcing only one prefix:                            7735
Transit ASes present in the Internet Routing Table:                2747
Transit-only ASes present in the Internet Routing Table:            708
Paths with bogon ASNs present in the IPv4 Routing Table:              4
Average AS path length visible in the Internet Routing Table:       5.8
    Max AS path length visible:                                      27
    Max AS path prepend of ASN ( 28683)                              23
Prefixes from unregistered ASNs in the Routing Table:               319
    Number of instances of unregistered ASNs:                       320
Number of 32-bit ASNs allocated by the RIRs:                      45413
Number of 32-bit ASNs visible in the Routing Table:                7721
Prefixes from 32-bit ASNs in the Routing Table:                   26713
Number of bogon 32-bit ASNs visible in the Routing Table:             4
Special use prefixes present in the Routing Table:                    1
Prefixes being announced from unallocated address space:            158
Number of addresses announced to Internet:                   1499438045
    Equivalent to 89 /8s, 95 /16s and 155 /24s
    Percentage of available address space announced:               40.5
    Percentage of allocated address space announced:               40.5
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               99.6
Total number of prefixes smaller than registry allocations:       74937

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                    31936
    Total APNIC prefixes after maximum aggregation:                7903
    APNIC Deaggregation factor:                                    4.04
Prefixes being announced from the APNIC address blocks:           31318
    Unique aggregates announced from the APNIC address blocks:     9155
APNIC Region origin ASes present in the Internet Routing Table:    1244
    APNIC Prefixes per ASN:                                       25.18
APNIC Region origin ASes announcing only one prefix:                492
APNIC Region transit ASes present in the Internet Routing Table:    213
Average APNIC Region AS path length visible:                        7.2
    Max APNIC Region AS path length visible:                         16
Number of APNIC region 32-bit ASNs visible in the Routing Table:    557
Number of APNIC addresses announced to Internet:              198488684
    Equivalent to 11 /8s, 212 /16s and 178 /24s
APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                       58368-59391, 63488-64098, 64297-64395, 131072-153913
APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                        49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                       106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                       116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                       123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                       163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                       203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                       222/8, 223/8,

ARIN Region Analysis Summary
----------------------------

Prefixes being announced by ARIN Region ASes:                    110579
    Total ARIN prefixes after maximum aggregation:                59053
    ARIN Deaggregation factor:                                     1.87
Prefixes being announced from the ARIN address blocks:           109344
    Unique aggregates announced from the ARIN address blocks:     60477
ARIN Region origin ASes present in the Internet Routing Table:     8892
    ARIN Prefixes per ASN:                                        12.30
ARIN Region origin ASes announcing only one prefix:                3724
ARIN Region transit ASes present in the Internet Routing Table:     799
Average ARIN Region AS path length visible:                         5.3
    Max ARIN Region AS path length visible:                          26
Number of ARIN region 32-bit ASNs visible in the Routing Table:    1932
Number of ARIN addresses announced to Internet:               871809697
    Equivalent to 51 /8s, 246 /16s and 194 /24s
ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                       3354-4607, 4865-5119, 5632-6655, 6912-7466
                       7723-8191, 10240-12287, 13312-15359, 16384-17407
                       18432-20479, 21504-23551, 25600-26591,
                       26624-27647, 29696-30719, 31744-33791
                       35840-36863, 39936-40959, 46080-47103
                       53248-55295, 62464-63487, 64198-64296, 393216-402332
ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                        12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                        20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                        29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                        40/8,  44/8,  47/8,  48/8,  50/8,  52/8,  53/8,
                        54/8,  55/8,  56/8,  57/8,  63/8,  64/8,  65/8,
                        66/8,  67/8,  68/8,  69/8,  70/8,  71/8,  72/8,
                        73/8,  74/8,  75/8,  76/8,  96/8,  97/8,  98/8,
                        99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
                       130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
                       138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
                       147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
                       158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
                       166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
                       174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
                       206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
                      

RIPE Region Analysis Summary
----------------------------

Prefixes being announced by RIPE Region ASes:                     46291
    Total RIPE prefixes after maximum aggregation:                24229
    RIPE Deaggregation factor:                                     1.91
Prefixes being announced from the RIPE address blocks:            47263
    Unique aggregates announced from the RIPE address blocks:     33346
RIPE Region origin ASes present in the Internet Routing Table:     4463
    RIPE Prefixes per ASN:                                        10.59
RIPE Region origin ASes announcing only one prefix:                1924
RIPE Region transit ASes present in the Internet Routing Table:     649
Average RIPE Region AS path length visible:                         5.6
    Max RIPE Region AS path length visible:                          24
Number of RIPE region 32-bit ASNs visible in the Routing Table:    1738
Number of RIPE addresses announced to Internet:               297231312
    Equivalent to 17 /8s, 183 /16s and 99 /24s
RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                       6656-6911, 8192-9215, 12288-13311, 15360-16383
                       20480-21503, 24576-25599, 28672-29695
                       30720-31743, 33792-35839, 38912-39935
                       40960-45055, 47104-52223, 56320-58367
                       59392-61439, 61952-62463, 64396-64495
                       196608-216475
RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                        62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                        83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                        90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                       141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                       193/8, 194/8, 195/8, 212/8, 213/8, 217/8,

LACNIC Region Analysis Summary
------------------------------

Prefixes being announced by LACNIC Region ASes:                   43904
    Total LACNIC prefixes after maximum aggregation:              13460
    LACNIC Deaggregation factor:                                   3.26
Prefixes being announced from the LACNIC address blocks:          43236
    Unique aggregates announced from the LACNIC address blocks:   20360
LACNIC Region origin ASes present in the Internet Routing Table:   4245
    LACNIC Prefixes per ASN:                                      10.19
LACNIC Region origin ASes announcing only one prefix:              1484
LACNIC Region transit ASes present in the Internet Routing Table:   880
Average LACNIC Region AS path length visible:                       6.0
    Max LACNIC Region AS path length visible:                        26
Number of LACNIC region 32-bit ASNs visible in the Routing Table:  3359
Number of LACNIC addresses announced to Internet:              93794816
    Equivalent to 5 /8s, 151 /16s and 50 /24s
LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                       61440-61951, 64099-64197, 262144-274844 + ERX transfers
LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                       191/8, 200/8, 201/8,

AfriNIC Region Analysis Summary
-------------------------------

Prefixes being announced by AfriNIC Region ASes:                   8536
    Total AfriNIC prefixes after maximum aggregation:              2556
    AfriNIC Deaggregation factor:                                  3.34
Prefixes being announced from the AfriNIC address blocks:         10246
    Unique aggregates announced from the AfriNIC address blocks:   4145
AfriNIC Region origin ASes present in the Internet Routing Table:   259
    AfriNIC Prefixes per ASN:                                     39.56
AfriNIC Region origin ASes announcing only one prefix:              111
AfriNIC Region transit ASes present in the Internet Routing Table:   77
Average AfriNIC Region AS path length visible:                      6.0
    Max AfriNIC Region AS path length visible:                       27
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  135
Number of AfriNIC addresses announced to Internet:             38032640
    Equivalent to 2 /8s, 68 /16s and 85 /24s
AfriNIC AS Blocks      36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks  41/8,  45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
                      

APNIC Region per AS prefix count summary
----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  9808        9861       8750      69  CHINAMOBILE-CN China Mobile Communication
 56046        1545        788     172  CMNET-JIANGSU-AP China Mobile communicati
 56047        1511        192      49  CMNET-HUNAN-AP China Mobile communication
 56041        1482        714      75  CMNET-ZHEJIANG-AP China Mobile communicat
 24547         807        177      50  CMNET-V4HEBEI-AS-AP Hebei Mobile Communic
 24444         770        501      72  CMNET-V4SHANDONG-AS-AP Shandong Mobile Co
  2907         598       2169     465  SINET-AS Research Organization of Informa
 17676         552       9967     165  GIGAINFRA SoftBank Corp., JP
 24445         480        497      68  CMNET-V4HENAN-AS-AP Henan Mobile Communic
 45102         464        734     111  ALIBABA-CN-NET Alibaba US Technology Co.,

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-APNIC

ARIN Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10711      11807    3786  AMAZON-02, US
   749        3486      55081    2709  DNIC-AS-00749, US
  7018        3090      23684    1935  ATT-INTERNET4, US
   367        2512       3019    1169  DNIC-ASBLK-00306-00371, US
 22773        2459       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2129        136    1364  USDA-1, US
  6167        1791       3385     432  CELLCO-PART, US
   209        1687       4897     305  CENTURYLINK-US-LEGACY-QWEST, US
 11776        1594        222     274  ATLANTICBB-JOHNSTOWN, US
 20057        1392       1047     109  ATT-MOBILITY-LLC-AS20057, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-ARIN

RIPE Region per AS prefix count summary
---------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 39891        3143        191      62  ALJAWWALSTC-AS, SA
 20940        1342        107    1079  AKAMAI-ASN1, NL
  3215         889       4814     291  France Telecom - Orange, FR
  3257         817       2075     707  GTT-BACKBONE GTT, US
  8376         711         57      28  Jordan Data Communications, JO
  8452         702       1841      11  TE-AS TE-AS, EG
 25019         579        999     138  SAUDINETSTC-AS, SA
  3320         557       8318     472  DTAG Internet service provider operations
 51167         556        108     243  CONTABO, DE
 61317         484         33     432  ASDETUK www.heficed.com, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-RIPE

LACNIC Region per AS prefix count summary
-----------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
  8151        5538       1626     706  UNINET, MX
 11830        2010        369      64  Instituto Costarricense de Electricidad y
 10620        1339        193    1010  Telmex Colombia S.A., CO
  3816        1321        782     199  COLOMBIA TELECOMUNICACIONES S.A. ESP, CO
  6147        1102        369      22  Telefonica del Peru S.A.A., PE
 26615        1044       2503      53  TIM SA, BR
 18881         858       1128      28  TELEFONICA BRASIL S.A, BR
 28006         632         76     290  CORPORACION NACIONAL DE TELECOMUNICACIONE
 27651         616         85      62  ENTEL CHILE S.A., CL
 26599         531       2880      72  TELEFONICA BRASIL S.A, BR

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-LACNIC

AfriNIC Region per AS prefix count summary
------------------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 24863        1370        389      16  LINKdotNET-AS, EG
 29571         947         68     301  ORANGE-COTE-IVOIRE, CI
 36935         636        123     172  Vodafone-, EG
 36992         564        921     261  ETISALAT-MISR, EG
 36914         520         82       3  KENET-AS, KE
 24835         492        330     183  RAYA-AS, EG
  2018         382        319      71  TENET-1, ZA
 36903         344        153     260  MT-MPLS, MA
 37693         334        597      43  TUNISIANA, TN
 37069         256       1012      12  MOBINIL, EG

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet-AFRINIC

Global Per AS prefix count summary
----------------------------------

   ASN  No of nets  /20 equiv  MaxAgg  Description
 16509       10711      11807    3786  AMAZON-02, US
  9808        9861       8750      69  CHINAMOBILE-CN China Mobile Communication
  8151        5538       1626     706  UNINET, MX
   749        3486      55081    2709  DNIC-AS-00749, US
 39891        3143        191      62  ALJAWWALSTC-AS, SA
  7018        3090      23684    1935  ATT-INTERNET4, US
   367        2512       3019    1169  DNIC-ASBLK-00306-00371, US
 22773        2459       2078     706  ASN-CXA-ALL-CCI-22773-RDC, US
  4155        2129        136    1364  USDA-1, US
 11830        2010        369      64  Instituto Costarricense de Electricidad y

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-ASnet

Global Per AS Maximum Aggregation summary
-----------------------------------------

   ASN  No of nets  Net Savings  Description
  9808        9861         9792  CHINAMOBILE-CN China Mobile Communications Grou
  8151        5538         4832  UNINET, MX
 39891        3143         3081  ALJAWWALSTC-AS, SA
 11830        2010         1946  Instituto Costarricense de Electricidad y Telec
 22773        2459         1753  ASN-CXA-ALL-CCI-22773-RDC, US
 56047        1511         1462  CMNET-HUNAN-AP China Mobile communications corp
 56041        1482         1407  CMNET-ZHEJIANG-AP China Mobile communications c
   209        1687         1382  CENTURYLINK-US-LEGACY-QWEST, US
 56046        1545         1373  CMNET-JIANGSU-AP China Mobile communications co
  6167        1791         1359  CELLCO-PART, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-CIDRnet

List of Unregistered Origin ASNs (Global)
-----------------------------------------

    Bad AS  Designation  Net Originated      Transit AS  Transit AS Name
     46639  UNALLOCATED  8.17.66.0/24               701  UUNET, US
     46639  UNALLOCATED  8.38.73.0/24              3356  LEVEL3, US
      1782  UNALLOCATED  8.42.19.0/24              3356  LEVEL3, US
    395438  UNALLOCATED  8.42.206.0/24             3356  LEVEL3, US
     46639  UNALLOCATED  8.42.219.0/24             3356  LEVEL3, US
    399953  UNALLOCATED  12.9.122.0/24             7018  ATT-INTERNET4, US
     13342  UNALLOCATED  12.17.5.0/24              7018  ATT-INTERNET4, US
    396831  UNALLOCATED  12.23.198.0/24            7018  ATT-INTERNET4, US
     21861  UNALLOCATED  12.37.59.0/24             7018  ATT-INTERNET4, US
     33684  UNALLOCATED  12.37.144.0/24            7018  ATT-INTERNET4, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-badAS

Prefixes from the Special Purpose Address Registry (Global)
-----------------------------------------------------------

Prefix                Origin AS  Description
192.88.99.0/24             6939  HURRICANE, US

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-spar

Advertised Unallocated Addresses
--------------------------------

Unassigned Network     ASN Information  AS Name
23.140.216.0/24      Origin:     27176  DATAWAGON, US
23.140.216.0/24     Transit:     20278  NEXEON, US
23.141.0.0/24        Origin:    395350  RESERVED, ZZ
23.141.0.0/24       Transit:     11426  TWC-11426-CAROLINAS, US
23.152.48.0/24       Origin:     46167  RESERVED, ZZ
23.152.48.0/24      Transit:      7018  ATT-INTERNET4, US
41.57.124.0/24       Origin:     37442  RESERVED, ZZ
41.57.124.0/24      Transit:     37204  TELONE, ZW
41.57.127.0/24       Origin:     37442  RESERVED, ZZ
41.57.127.0/24      Transit:     37204  TELONE, ZW

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-add-IANA

Number of prefixes announced per prefix length (Global)
-------------------------------------------------------

 /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
 /7:0        /8:13       /9:10      /10:28      /11:40      /12:138     
/13:197     /14:525     /15:1031    /16:7086    /17:3328    /18:3881    
/19:7284    /20:11372   /21:14399   /22:25900   /23:26159   /24:139991  
/25:40      /26:57      /27:36      /28:19      /29:16      /30:11      
/31:0       /32:4       

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

   ASN  No of nets  Total ann.  Description
  8151        2888        5538  UNINET, MX
 39891        2261        3143  ALJAWWALSTC-AS, SA
 16509        2169       10711  AMAZON-02, US
 22773        1857        2459  ASN-CXA-ALL-CCI-22773-RDC, US
 11830        1707        2010  Instituto Costarricense de Electricidad y Telecom., CR
  7018        1373        3090  ATT-INTERNET4, US
   209         954        1687  CENTURYLINK-US-LEGACY-QWEST, US
  6167         860        1791  CELLCO-PART, US
 19901         834         989  BRSPD-PUBLIC, US
 10620         792        1339  Telmex Colombia S.A., CO

Complete listing at https://bgp.nsrc.org/REN/KREONet2/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:40        2:486       3:470       4:5         5:1088      6:148    
   7:5         8:678      11:171      12:1020     13:314      14:102    
  15:291      16:228      17:6        18:852      20:100      21:4      
  22:188      23:2091     24:636      27:45       29:19       31:312    
  32:26       34:10       35:72       36:1198     37:731      38:1281   
  39:539      40:53       41:1085     42:163      43:201      44:35     
  45:3587     46:805      47:96       49:37       50:345      51:370    
  52:1367     54:270      55:959      56:8        57:17       58:33     
  59:30       60:17       61:61       62:473      63:780      64:1673   
  65:1023     66:1439     67:847      68:509      69:1049     70:303    
  71:207      72:545      74:886      75:421      76:219      77:334    
  78:587      79:247      80:290      81:344      82:299      83:205    
  84:320      85:508      86:208      87:184      88:218      89:771    
  90:94       91:965      92:595      93:806      94:636      95:632    
  96:198      97:57       98:456      99:162     100:12      101:23     
 102:299     103:1305    104:873     105:141     106:15      107:770    
 108:423     109:375     110:30      111:1868    112:450     113:39     
 114:47      115:29      116:45      117:962     118:175     119:118    
 120:1171    121:43      122:155     123:158     124:76      125:25     
 128:386     129:318     130:644     131:910     132:577     133:211    
 134:458     135:104     136:477     137:536     138:984     139:391    
 140:654     141:441     142:877     143:708     144:410     145:80     
 146:605     147:435     148:694     149:613     150:310     151:615    
 152:639     153:136     154:561     155:739     156:676     157:371    
 158:437     159:634     160:823     161:667     162:813     163:371    
 164:730     165:786     166:601     167:643     168:1201    169:126    
 170:1542    171:99      172:1077    173:757     174:224     175:46     
 176:369     177:1226    178:473     179:773     180:62      181:1492   
 182:44      183:852     184:440     185:2952    186:1900    187:1065   
 188:671     189:1403    190:3890    191:359     192:4699    193:1771   
 194:1314    195:892     196:737     197:751     198:2406    199:4428   
 200:3429    201:3087    202:1131    203:677     204:2064    205:1939   
 206:1552    207:1378    208:1168    209:1751    210:362     211:462    
 212:980     213:764     214:1025    215:55      216:2263    217:410    
 218:525     219:22      220:54      221:300     222:24      223:651    


End of report


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